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coverity/13709: spell_add_word: handle failed fseek()

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Check the return status after removing a duplicate word.  Add a
log for a nonzero return status.
This commit is contained in:
Nick Neisen
2018-05-16 19:18:35 -06:00
committed by Justin M. Keyes
parent 32df42549a
commit aea70b4404
1 changed files with 5 additions and 2 deletions
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7
src/nvim/spellfile.c
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@@ -5368,8 +5368,9 @@ spell_add_word (
// doesn't work for all systems, close the file first.
fclose(fd);
fd = mch_fopen((char *)fname, "r+");
if (fd == NULL)
if (fd == NULL) {
break;
}
if (fseek(fd, fpos, SEEK_SET) == 0) {
fputc('#', fd);
if (undo) {
@@ -5378,7 +5379,9 @@ spell_add_word (
len, word, NameBuff);
}
}
fseek(fd, fpos_next, SEEK_SET);
if (fseek(fd, fpos_next, SEEK_SET) <= 0) {
break;
}
}
}
if (fd != NULL)